Regional index map, showing Canadian shield area, Illinois basin, Appalachian core; or crystalline rocks, upper Carboniferous, lower Carboniferous

Call Number: 
3705 d5.2-1
Author: 
P.E. Potter
Date: 
1958
Map Description: 
1 map ; 37 x 49 cm
Notes: 
Area covers northeastern United States, and small portion of southeastern Canada
Keywords: 
Geology, Structural; Maps; Northeastern United States; Canada
Scale: 
ca. 1:4,000,000

 

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